Camera attachment.



D. PALMER.

CAMERA ATTACHMENT.

- APPLICATION FILED JULY 7. 1915.

1 309,01 5. Patented Dec. 19,1916.

UNITED STATES PATENT, OFFICE.

DEVILLO PALMER; F DETROIT, MICHIGAN.

CAMERA ATTACHMENT.

1,209,015. Specification of Letters Patent. P t t d 19, 191

Application filed July 7, 1915. Serial No. 38,574. i

To all whom it may concern: tive position. If-the lever 3 is in the upper Be it known that I, DEVILLO PALMER, portion of the slot of the mounting plate, a citizen of the United States, residing at its under side will be engaged with the up- Detroit, in the county of Wayne and State per shoulder of the lock 8 while if the lever .5 of Michigan, have invented new and use- 3 is in the lowermost part of the slot, its 60 ful Improvements in Camera Attachments, upper side will be engaged with the lower of which the following is a specification. shoulder of the lock 8. The bar 7 has its This invention. relates to cameras, and free end preferably provided with a latersimilar photographic apparatus and more ally extending lug or finger holds 10 by 10 particularly to novel means for holding the which the same may be manipulated. 6

shutter operating lever against accidental What is claimed is 1 operation. v 1. Means for locking the shutter shifting In cameras and similar devices employing lever of cameras comprising a slotted mounta shiftable lever for actuating the shutter ing plate arranged to-receive the shifting it is frequently found that two pictures are lever, a bar pivoted to the mounting plate 7 taken upon the same film through the acciand having a laterally extending lug ada tdental shifting of the lever. ed to alternately engage the'opposite sides It'is, therefore, the object of this invenof the shifting lever, said bar being resilient, tion to avoid this difliculty, and broadly means for locking the bar in operative posispeaking, the invention consists in providtion, and means for moving the upper end 7 ing a simple and eificient lock for locking. of the bar away from the said plate when the lever in either position so that it cannot drawn into operative position to engage said be moved accidentally. locking means. x Further objects of the invention will ap- 2. Means for locking the shutter shifting pear as the following specific description is lever of cameras, comprising a slotted mountread in connection with the accompanying ing plate arranged to receive the shifting drawing which forms a part of this applilever, a resilient bar pivoted to the mountcation, and in which 7 ing plate, and having a laterally extending Figure 1 is an elevation showing the lock lug adapted to alternately engage the oppo- BO attached to a camera and showing in full site sides of the shifting lever, means for lines the position of the lock in operative locking said lever in its operative position, position and in dotted lines in inoperative and an obstructing element disposed in the position. Fig. 2 is a sectional view taken path of movement of said bar to move the on the line 2-2 of Fig. 1. latter away from the plate when drawn into 5 Referring more particularly to the drawoperative position, to engage said locking ing, 1 represents the casing of thecamera, means. I 2 the shutter and 3 the shutter operating 3. Means for locking the shutter shifting lever. w lever of cameras, comprising a slotted Mounted upon the casing and provided mounting plate arranged to receive the O with a slot to receive the shutter operating shifting lever, a bar pivoted to the mounting lever 3 is a mounting plate 4 having struck plate and having a laterally extending lug up therefrom a catch 5 immediately above arranged to alternately engagethe opposite which is "positioned a laterally projecting sides of the lever, said bar being resilient, locking pin 6. Pivoted to the mounting and a pin projecting from said plate and plate 4 is a resilient locking bar 7 having a adapted to be received within an opening in laterally projecting lug 8 forming spaced sald bar for holding the latter n operative shoulders arranged to engage upon opposite position. sides of the shutter operating lever 3. When 4. Means *for locking a shutter shifting the bar 7 is thrown to the position shown lever of cameras, comprising a slotted in full lines in Fig. 1, it will be elevated by mounting plate arranged to receive the shiftthe inclined catch 5 which'will cause the ing lever, a bar pivoted to themounting pin 6 to enter the aperture 9 inthe end of plate and having a laterally extending lug the lever when the latter springs back adapted to alternately engage the op oslte against the plate 4.- at the opposite side of sidesof the shifting lever, said bar elng the catch 5 and thus lock the same in operaresilient, a pin pro ect ng from sald plate and adapted to be received within an open- In testimony whereof I aifix my signature ing in said bar when the latter is in operain presence of two witnesses. tive position, and means for moving the up- DEVILLO PALMER. per end of the bar away from the plate to Witnesses:

5 receive said pin, when said bar is thrown J. W. C. D. HOYELLES,

into operative 4 position. v FL RENCE Comms. 

